1025134543 has 8 divisors (see below), whose sum is σ = 1089146880. Its totient is φ = 963033120.

The previous prime is 1025134529. The next prime is 1025134657. The reversal of 1025134543 is 3454315201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1025134543 - 2⁵ = 1025134511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025131543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476623 + ... + 478768.

It is an arithmetic number, because the mean of its divisors is an integer number (136143360).

Almost surely, 2^1025134543 is an apocalyptic number.

1025134543 is a deficient number, since it is larger than the sum of its proper divisors (64012337).

1025134543 is an equidigital number, since it uses as much as digits as its factorization.

1025134543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955457.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1025134543 is about 32017.7223268614. The cubic root of 1025134543 is about 1008.3089511183.

Adding to 1025134543 its reverse (3454315201), we get a palindrome (4479449744).

The spelling of 1025134543 in words is "one billion, twenty-five million, one hundred thirty-four thousand, five hundred forty-three".